package com.csyf.manager.interceptor;

import com.csyf.manager.utils.IpHelper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 * @Author: Enzo
 * @Date: 2018/3/29 12:56
 */
@Slf4j
@Component
public class LoginInterceptor implements HandlerInterceptor {

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object o) throws Exception {

        String contextPath = request.getContextPath();

        log.info("请求IP:{}", IpHelper.getIpAddr(request));
        log.info("request url {}", request.getRequestURL());
        HttpSession session = request.getSession();
        Object login = session.getAttribute("login");
        if (null == login) {
            response.sendRedirect(contextPath + "/");
            return false;
        }

        return true;
    }

    @Override
    public void postHandle(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o, ModelAndView modelAndView) throws Exception {

    }

    @Override
    public void afterCompletion(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o, Exception e) throws Exception {

    }
}
